src/k8popups/k8popups.h

   1 /* coded by Ketmar // Vampire Avalon (psyc://ketmar.no-ip.org/~Ketmar)
   2  * Understanding is not required. Only obedience.
   3  *
   4  * This program is free software. It comes without any warranty, to
   5  * the extent permitted by applicable law. You can redistribute it
   6  * and/or modify it under the terms of the Do What The Fuck You Want
   7  * To Public License, Version 2, as published by Sam Hocevar. See
   8  * http://sam.zoy.org/wtfpl/COPYING for more details.
   9  */
  10 #ifndef K8POPUPS_H
  11 #define K8POPUPS_H
  12
  13 #include <QHash>
  14 #include <QLabel>
  15 #include <QString>
  16 #include <QTimer>
  17 #include <QVBoxLayout>
  18 #include <QVector>
  19 #include <QWidget>
  20
  21
  22 class K8PopupManager;
  23 class K8PopupWin;
  24 class K8PopupType;
  25
  26
  27 class K8PopupLayout : public QVBoxLayout {
  28   Q_OBJECT
  29
  30 public:
  31   K8PopupLayout (int aWidth, QWidget *parent=0) : QVBoxLayout(parent) { mWidth = aWidth; }
  32   ~K8PopupLayout () { }
  33
  34   QSize sizeHint () const;
  35
  36 private:
  37   int mWidth;
  38 };
  39
  40
  41 class K8PopupType {
  42 public:
  43   K8PopupType (const QString &aName, const QString &aStyle=QString()) : name(aName), style(aStyle) {}
  44
  45 public:
  46   QString name;
  47   QString style;
  48 };
  49
  50
  51 ///////////////////////////////////////////////////////////////////////////////
  52 #ifdef FADING
  53 class K8PopupFader : public QWidget {
  54   Q_OBJECT
  55
  56 public:
  57   K8PopupFader (QWidget *parent, bool aIn);
  58
  59   inline QColor fadeColor () const { return mStartColor; }
  60   inline void setFadeColor (const QColor &newColor) { mStartColor = newColor; }
  61
  62   inline int fadeDuration() const { return mDuration; }
  63   inline void setFadeDuration (int milliseconds) { mDuration = milliseconds; }
  64
  65   void start ();
  66
  67 protected:
  68   void paintEvent (QPaintEvent *event);
  69
  70 private:
  71   QWidget *mPParent;
  72   QTimer *mTimer;
  73   QColor mStartColor;
  74   int mCurrentAlpha;
  75   int mDuration;
  76   bool mIn;
  77 };
  78 #endif
  79
  80
  81 ///////////////////////////////////////////////////////////////////////////////
  82 class K8PopupWin : public QWidget {
  83   Q_OBJECT
  84   friend class K8PopupManager;
  85
  86 public:
  87   ~K8PopupWin ();
  88   virtual void show ();
  89
  90 protected:
  91   bool eventFilter (QObject *obj, QEvent *event);
  92   void enterEvent (QEvent *event);
  93   void leaveEvent (QEvent *event);
  94
  95 private:
  96   K8PopupWin (K8PopupManager *aMan, int aWidth, int aHeight, K8PopupType *aType,
  97     const QString &aId, const QString &msg, QWidget *parent=0);
  98
  99   void initUI (int width, int height);
 100   void setData (const QString &msg);
 101
 102   void getOut ();
 103
 104   void buildAndSetMask (QWidget *w);
 105   void rebuildMask ();
 106
 107 #ifdef FADING
 108 private slots:
 109   void onFaderInDies (QObject *obj);
 110   void onFaderOutDies (QObject *obj);
 111 #endif
 112
 113 private:
 114   K8PopupManager *mMan;
 115   K8PopupType *mType;
 116
 117   bool mShouldClose;
 118   bool mMouseInside;
 119
 120   uint mShowTime;
 121   QString mId;
 122
 123   QVBoxLayout *mLayout;
 124   QLabel *mContentLabel;
 125
 126 #ifdef FADING
 127   K8PopupFader *mFaderIn;
 128   K8PopupFader *mFaderOut;
 129   bool mFadingOut;
 130 #endif
 131
 132   //bool mMaskSet;
 133 };
 134
 135
 136 ///////////////////////////////////////////////////////////////////////////////
 137 class K8PopupManager : public QObject {
 138   Q_OBJECT
 139   friend class K8PopupWin;
 140
 141 public:
 142   enum Position {
 143     LeftTop=0, TopLeft=0,
 144     RightTop=1, TopRight=1,
 145     LeftBottom=2, BottomLeft=2,
 146     RightBottom=3, BottomRight=3
 147   };
 148
 149   // timeout: seconds
 150   K8PopupManager (int width, int height, uint timeout, Position pos);
 151   ~K8PopupManager ();
 152
 153   /* WARNING: DO NOT CALL THIS WHEN POPUPS ACTIVE! */
 154   void addType (const QString &aName, const QString &aStyle=QString());
 155   void delType (const QString &aName);
 156   bool hasType (const QString &aName);
 157
 158   void showMessage (const QString &type, const QString &id, const QString &msg);
 159   void updateMessage (const QString &type, const QString &id, const QString &msg);
 160
 161   inline Position position () const { return mPos; }
 162   inline void setPosition (Position pos) { if (mPos != pos) { mPos = pos; remove(0); } }
 163
 164   inline int width () const { return mWidth; }
 165   inline int height () const { return mHeight; }
 166   inline int timeout () const { return mTimeout; }
 167
 168   inline bool floatHeight () const { return mFloatHeight; }
 169   inline void setFloatHeight (bool fh) { if (mFloatHeight != fh) { mFloatHeight = fh; rearrange(); } }
 170
 171   void setTimeout (int timeout);
 172
 173   void removeById (const QString &type, const QString &id);
 174   void removeAll ();
 175
 176 signals:
 177   void click (const QString &type, const QString &id, Qt::MouseButton button);
 178
 179 private slots:
 180   void onTimer ();
 181
 182 private:
 183   void emitClick (K8PopupWin *w, Qt::MouseButton button);
 184
 185   void allocSlot (K8PopupWin *wnd);
 186   void rearrange ();
 187   void remove (K8PopupWin *wnd);
 188
 189 private:
 190   Position mPos;
 191   int mWidth;
 192   int mHeight;
 193   uint mTimeout;
 194   bool mFloatHeight;
 195
 196   QVector<K8PopupWin *>mList;
 197   QTimer *mCheckTimer;
 198   QHash<QString, K8PopupType *> mTypes;
 199 };
 200
 201
 202 namespace K8Popups {
 203
 204 /*
 205  * escape '<' and '&' chars
 206  */
 207 QString escapeStr (const QString &str);
 208
 209 }
 210
 211
 212 #endif